Global Patent Index - EP 1490446 A1

EP 1490446 A1 2004-12-29 - SUPPORT COVERED WITH A CHITOSAN-BASED COATING AND METHOD FOR THE PRODUCTION THEREOF

Title (en)

SUPPORT COVERED WITH A CHITOSAN-BASED COATING AND METHOD FOR THE PRODUCTION THEREOF

Title (de)

TRÄGER BESCHICHTET MIT EINER SCHICHT AUS CHITOSAN UND VERFAHREN ZU DESSEN HERSTELLUNG

Title (fr)

SUPPORT ENDUIT D'UNE COUCHE A BASE DE CHITOSANE ET PROCEDE DE FABRICATION

Publication

EP 1490446 A1 (FR)

Application

EP 03722697 A

Priority

  • FR 0300785 W
  • FR 0204060 A

Abstract (en)

[origin: WO03082995A1] The invention relates to a support made of organic and/or inorganic fibres covered with a chitosan-based coating on at least one of the surfaces thereof, characterized in that the coating is obtained by depositing an chitosan-based aqueous solution having an average molecular mass of less than 130 000 g/mol, a concentration of 6 - 30 % by weight and a viscosity of 100 - 3000 cps.

IPC 1-7 (main, further and additional classification)

C09D 105/08; B65D 65/42; D06N 3/18; D21H 19/34; D21H 19/82; D21J 1/08

IPC 8 full level (invention and additional information)

C09D 5/00 (2006.01); C09D 105/00 (2006.01); C09D 105/08 (2006.01); C09D 191/06 (2006.01); D06M 13/00 (2006.01); D06M 15/03 (2006.01); D06N 3/02 (2006.01); D06N 3/18 (2006.01); D21H 19/34 (2006.01); D21J 1/08 (2006.01); D21H 19/18 (2006.01); D21H 19/72 (2006.01); D21H 19/82 (2006.01); D21H 27/10 (2006.01)

CPC (invention and additional information)

D21J 1/08 (2013.01); C09D 105/08 (2013.01); D06N 3/02 (2013.01); D06N 3/183 (2013.01); D21H 19/34 (2013.01); D21H 19/18 (2013.01); D21H 19/72 (2013.01); D21H 19/824 (2013.01); D21H 27/10 (2013.01); Y10T 428/2933 (2013.01); Y10T 428/2965 (2013.01); Y10T 428/2967 (2013.01); Y10T 428/2991 (2013.01); Y10T 428/2998 (2013.01); Y10T 428/31971 (2015.04)

Citation (search report)

See references of WO 03082995A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

EPO simple patent family

WO 03082995 A1 20031009; AU 2003229861 A1 20031013; BR 0308991 A 20050104; CA 2480643 A1 20031009; CN 1293155 C 20070103; CN 1646645 A 20050727; EP 1490446 A1 20041229; FR 2837829 A1 20031003; FR 2837829 B1 20050826; IL 164288 D0 20051218; JP 2005527710 A 20050915; KR 20040106312 A 20041217; MX PA04009565 A 20041213; NO 20044730 A 20041101; PL 209875 B1 20111031; PL 371500 A1 20050627; RU 2004131855 A 20050420; RU 2293751 C2 20070220; US 2005084677 A1 20050421; US 7241498 B2 20070710; ZA 200407849 B 20050701

INPADOC legal status


2016-03-02 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20151001

2009-04-29 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20090326

2004-12-29 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20041005

2004-12-29 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

2004-12-29 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Countries: AL LT LV MK